3723523 has 4 divisors (see below), whose sum is σ = 3750840. Its totient is φ = 3696208.

The previous prime is 3723521. The next prime is 3723529. The reversal of 3723523 is 3253273.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3723523 - 2¹ = 3723521 is a prime.

It is a Duffinian number.

3723523 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3723521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13453 + ... + 13726.

It is an arithmetic number, because the mean of its divisors is an integer number (937710).

Almost surely, 2^3723523 is an apocalyptic number.

3723523 is a deficient number, since it is larger than the sum of its proper divisors (27317).

3723523 is a wasteful number, since it uses less digits than its factorization.

3723523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27316.

The product of its digits is 3780, while the sum is 25.

The square root of 3723523 is about 1929.6432312736. The cubic root of 3723523 is about 154.9951160445.

Adding to 3723523 its reverse (3253273), we get a palindrome (6976796).

The spelling of 3723523 in words is "three million, seven hundred twenty-three thousand, five hundred twenty-three".